Finding the Fourth Proportional to 145,892.67, 201,497.97 and 98,062.98
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Solution
The fourth proportional to 145,892.67, 201,497.97 and 98,062.98 is: 135,438.55
Step by Step Solution
- Step 1: Write the proportion equation
145,892.67 : 201,497.97 = 98,062.98 : x - Step 2: Convert to fraction form
145,892.67/201,497.97 = 98,062.98/x - Step 3: Cross multiply
145,892.67x = 201,497.97 × 98,062.98 - Step 4: Simplify right side
145,892.67x = 19,759,491,667.45 - Step 5: Solve for x
x = 19,759,491,667.45/145,892.67 - Step 6: Final answer
x = 135,438.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.